CN208085959U - A kind of floating wind tower being easily installed - Google Patents
A kind of floating wind tower being easily installed Download PDFInfo
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- CN208085959U CN208085959U CN201721600944.8U CN201721600944U CN208085959U CN 208085959 U CN208085959 U CN 208085959U CN 201721600944 U CN201721600944 U CN 201721600944U CN 208085959 U CN208085959 U CN 208085959U
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Abstract
The utility model belongs to technical field of wind power generation, and in particular to a kind of floating wind tower being easily installed, including the suction pile, permanent ballast tank, truss, adjustable buoyancy cabin and the fixed buoyancy cabin that are fixedly connected sequentially from the bottom to top；Adjustable buoyancy cabin and fixed buoyancy cabin are annular cabin and are arranged concentrically, and the inner passage intermediate gap that truss, adjustable buoyancy cabin and fixed buoyancy cabin surround is combined with cylindricality and floats core；Cylindricality floats core and is equipped with wind power generating set by wind turbine tower；The open-mouth in floating core channel is equipped with locking device, and locking device is for locking wind turbine tower base.The utility model has the beneficial effects that：Tower body is wet to be dragged to scene, is not required to jacket launching barge auxiliary, transports, is easy for installation, safe；Also large-scale floating crane cooperation installation is not required to, it can be achieved that tower body auto-strengthening；Floating wind tower relies on the recovery rigidity itself provided, from requisition large-scale crane ship without the equipment such as anchoring system are arranged, is also not required to, simplifies the structure, reduces Construction of Wind Power cost.
Description
Technical field
The utility model belongs to technical field of wind power generation, and in particular to a kind of floating wind tower being easily installed.
Background technology
Offshore wind energy resource is abundant, and wind energy is high-quality, and average wind power concentration is big, and it is high to add up available wind energy hourage.Sea
Upper Wind Power Generation has become the new battlefield of global regenerative resource exploitation.Offshore wind farm technology also experienced from intertidal zone, coastal waters,
The development at deep-sea.The especially above marine sites depth of water 50m, wind speed is stable, wind shear is small, range is wide, is conducive to holding for wind-power electricity generation
Continuous reliability, and extensive installation are the hot spots of the following offshore wind farm application.
Currently, intertidal zone, shallow sea area wind power foundation structural shape generally use single-pile foundation, more pile leader posture bases
This kind of stationary structure of plinth, gravity type foundation.As marine wind electric field exploitation constantly develops to deep-sea, fixed wind tower does not have
Technical advantage, and floating wind-powered electricity generation tower structure will be one and more preferably select.
Existing floating wind-powered electricity generation tower structure is mainly from floating ocean platform structural evolution, such as Spar, tension leg, partly latent
Formula platform, etc..Relative to shallow sea water, the working environment in deep-sea marine site is more severe.Moreover, the wind turbine single machine in deep-sea marine site
Power is big, blade is long, the position higher of wind load, if leading to the significantly oscillating motion of wind tower because design is improper,
It is possible that changing the aerodynamic effects of blade balance, the wind energy conversion efficiency of Wind turbines is made to reduce.Therefore, with shallow sea water
Wind tower compare, the structure of deep water floating wind tower is increasingly complex.However, wind-power market is one highly sensitive to price again
Market.The rule of electricity market requires wind-powered electricity generation price still to have competitive advantage after government exits price subsidies.Therefore,
Control and the construction cost for reducing floating wind-powered electricity generation become the cardinal task concerning wind power technology future development future, various forms of
New departure is also continuously emerging.
European patent document EP2606228B1《Offshore wind turbine and methods of install
ing same》Provide a kind of truss-like ocean wind tower solution.The program includes：Truss-like suction tower, floating cored structure,
It is installed on the wind turbine and fan blade, anchoring system of floating core upper end.Ballast soft cabin counterweight is set below truss-like suction tower.When installation,
Truss-like suction tower is detached from cargo ship, coordinates perfusion ballast by loop wheel machine, realizes truss entirety righting.Then, installation multiple spot system
Pool system, the movement of limit lateral platform.It is inflated to floating in-core, seawater is discharged in the maritime mouth of lower part, buoyancy increases, and floating core is made to exist
Lifting, rises to design height, the locking device in derrick tower locks floating core at this time by wind turbine in derrick tower.
But the technical solution still has deficiency.Truss itself needs to drag mode to transport using dry without buoyancy compartment,
The mode for being detached from cargo ship is similar to jacket launching, and security risk is very big during the installation process.Large-scale floating crane is also needed at this time
Cooperation could righting, completion pedestal installation.When by external environment load wind, wave, stream loading, truss itself can not provide multiple
Former power, and anchoring system can only be relied on to provide and restore rigidity.Anchoring system needs to configure tension equipment again.In short, truss-like wind
The installation of pylon needs to take over Large marine crane ship, of the arrangement of anchoring system, the installation for the suction pile that anchors and cable for use
It is tight to result in system design and the complication of installation process, and then influence Construction of Wind Power cost.
Invention content
It the purpose of the utility model is to overcome defect of the existing technology, provides that a kind of tower body is wet to be dragged to scene, is not required to
Jacket launching barge assists, and transports, is easy for installation, safe；Also large-scale floating crane cooperation installation is not required to, it can be achieved that tower body is helped automatically
Just；Floating wind tower relies on the recovery rigidity itself provided, and from without the equipment such as anchoring system are arranged, it is large-scale to be also not required to requisition
Crane ship simplifies the structure, and reduces the floating wind tower of Construction of Wind Power cost being easily installed.
Technical solution adopted by the utility model to solve its technical problems is：A kind of floating wind tower being easily installed,
It includes the suction pile being fixedly connected sequentially from the bottom to top, permanent ballast tank, truss, adjustable buoyancy cabin and fixed buoyancy cabin, is inhaled
Power stake be upper end closed, lower end opening tubular structure；Permanent ballast tank is communicated with mortar and is pumped into pipe, the top of permanent ballast tank
Equipped with the first maritime mouth；The bottom in adjustable buoyancy cabin is equipped with the maritime mouth of third, and adjustable buoyancy cabin is communicated with the first compressed air hose,
The gas outlet of first compressed air hose is located above the maritime mouth of third；Fixed buoyancy cabin is totally-enclosed hollow cabin；Adjustable buoyancy
Cabin and fixed buoyancy cabin are annular cabin and are arranged concentrically, and the inside that truss, adjustable buoyancy cabin and fixed buoyancy cabin surround is logical
Road intermediate gap is combined with cylindricality and floats core, and cylindricality floats core and is communicated with the second compressed air hose, and the lower end that cylindricality floats core is logical equipped with second
Haikou, the gas outlet of the second compressed air hose are located at the top of the second maritime mouth；It is installed by wind turbine tower on the top that cylindricality floats core
There are wind power generating set, wind power generating set to be located at except the opening in floating core channel；The open-mouth in floating core channel is equipped with locking
Device, locking device are used to lock the cylindricality in water and float the wind turbine tower base after core floats.
It is first shut off the first maritime mouth, the second maritime mouth and the maritime mouth of third, cylindricality floats in-core filled with part seawater, and solid
Determine hollow setting inside ballast tank and adjustable buoyancy cabin, on tower body can bubble through the water column horizontally, towboat is wet to be dragged to scene, at this time
Wind power generating set is simultaneously not installed on tower body.
Then, the first maritime mouth and the maritime mouth of third are opened, water will be filled in permanent ballast tank and adjustable buoyancy cabin, is realized
Tower body voluntarily holds up righting.Tube pump is pumped by mortar after holding up and enters the iron ore mortar ground, makes the seawater in permanent ballast tank
It is discharged from the first kingston valve of top, that realizes permanent ballast tank suppresses fixed ballast, by tower body entirety centre of gravity adjustment to centre of buoyancy
Hereinafter, tower body is made to be in stability.
Then, the wind turbine and blade of wind power generating set are installed at the wind turbine tower top end on the water surface.
Then, air is squeezed into the first compressed air hose, since atmospheric density is less than density of sea water, compressed air forces
It is discharged in the maritime mouth of the third of seawater from below, liquid level is made to decline, tower body buoyancy increases；Reduced by the first compressed air hose
Liquid level in adjustable buoyancy cabin, tower body buoyancy increase, and realize the upper act to wind turbine tower in installation process, and move to operation field
When ground, the liquid level in adjustable buoyancy cabin is increased by the first compressed air hose, makes tower body integral sinking, suction pile is made to rely on
Its own gravity is inserted into sea bed, and soil enters in insertion process squeezes out water therein naturally in stake, final tower body is installed on sea bed.
Then, the second maritime mouth is opened, the second compressed air hose squeezes into air, and seawater, column is discharged by the second maritime mouth
Shape is floated core buoyancy and is increased, and cylindricality, which is floated, to be floated in the inner passage that core is surrounded from adjustable buoyancy cabin and fixed buoyancy cabin to suitable position
It sets, locking device locks the cylindricality in water and floats the wind turbine tower base after core floats, the floating wind tower peace of final the utility model
Dress up type.
The tower body of the utility model, by haul to scene, is not required to jacket launching barge auxiliary, fortune by the way of wet drag
It is defeated, easy for installation, safe；Also it is not required to large-scale floating crane cooperation installation, adjustable buoyancy cabin can realize tower body auto-strengthening.Adjustable buoyancy
Position of the cabin on tower body is selecting an equalization point by calculating structure determination between wave force, righting moment, allows wind tower
Movement is minimum, and on higher tower body, and adjustable buoyancy cabin makes tower body also have larger recuperability, more stable；Therefore originally
The floating wind tower of utility model relies on the recovery rigidity itself provided, keeps larger recuperability, from without being arranged again
Miscellaneous anchoring system, anchoring suction pile, tension equipment, therefore it is also not required to requisition Large marine crane ship, installation is more convenient, structure
Simplify, reduces Construction of Wind Power cost.
Specifically, circumferential direction is evenly equipped with multiple wing plates on the peripheral surface of suction pile.The suction pile of the utility model, which is located at, to be fixed
Below ballast tank.Wing plate is far from tower body central axis, because its arm of force is longer, can be generated more under wing plate surface pressing the same terms
It is big to support anti-rotational torque, it is inserted into resistivity after sea bed to top spin load to increase suction pile.Suction pile diameter
For height than being determined by calculating, top is slightly above mud line, to ensure that bottom structure is not sent out with sea bed in tower body oscillating motion
Raw touching.Suction pile is connected by linkage section and permanent ballast tank.
Further, suction pile is communicated with evacuation/drainpipe.When installation, if tower body dead weight is insufficient to allow suction pile to insert
Enter soil, then the water in suction pile is evacuated by evacuation/drainpipe with pump, increases pitching pile dynamics by negative pressure in stake, installation is more
It is convenient.When buoyant tower needs displacement, into evacuation/drainpipe, water filling is pressurizeed, while discharge ballast increase in adjustable buoyancy cabin is floating
Power, you can extract suction pile together with buoyant tower, displacement is simpler.
Further, the first compressed air hose, the second compressed air hose, mortar are pumped into the import of pipe and evacuation/drainpipe
It is respectively positioned on the top in fixed buoyancy cabin；It is conveniently operated.
A kind of advantageous effect of floating wind tower being easily installed of the utility model is：
1. the tower body of the utility model by the way of wet drag, by haul to scene, is not required to jacket launching barge auxiliary,
It transports, is easy for installation, safe；
2. the tower body of the utility model is also not required to large-scale floating crane cooperation installation, it can realize that tower body is automatic by adjustable buoyancy cabin
Righting；
3. position of the adjustable buoyancy cabin on tower body is being selected by calculating structure determination between wave force, righting moment
One equalization point makes wind tower movement minimum, and on higher tower body, adjustable buoyancy cabin makes tower body also have larger answer
Former power, it is more stable；Therefore the floating wind tower of the utility model relies on the recovery rigidity that itself is provided, and keeps larger recovery
Power from the anchoring system without complexity is arranged, anchoring suction pile, tension equipment, therefore is also not required to requisition Large marine lifting
Ship, installation is more convenient, simplifies the structure, reduces Construction of Wind Power cost.
Description of the drawings
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is a kind of sectional view of floating wind tower being easily installed of the utility model；
Fig. 2 is a kind of vertical view of the suction pile of floating wind tower being easily installed of the utility model；
Fig. 3 is the partial enlarged view of part A in Fig. 1；
Fig. 4 is the partial enlarged view of part B in Fig. 1.
Wherein:1. wind power generating set；2. locking device；3. adjustable buoyancy cabin；4. wind turbine tower；5. cylindricality floats core；6. solid
Determine buoyancy compartment；7. permanent ballast tank；8. suction pile；9. truss；10. mortar is pumped into pipe；11. wing plate；12. evacuation/drainpipe；
13. the first maritime mouth；14. the maritime mouth of third；15. the first compressed air hose；16. the second maritime mouth；17. the second compressed air
Pipe.
Specific implementation mode
The utility model is described in further detail presently in connection with attached drawing.These attached drawings are simplified schematic diagram,
Only illustrate the basic structure of the utility model in a schematic way, therefore it only shows composition related with the utility model.
A kind of specific embodiment of floating wind tower being easily installed of the utility model as Figure 1-Figure 4, packet
The suction pile 8 being fixedly connected sequentially from the bottom to top, permanent ballast tank 7, truss 9, adjustable buoyancy cabin 3 and fixed buoyancy cabin 6 are included, is inhaled
Power stake 8 be upper end closed, lower end opening tubular structure；Permanent ballast tank 7 is communicated with mortar and is pumped into pipe 10, permanent ballast tank 7
Top be equipped with the first maritime mouth 13；The bottom in adjustable buoyancy cabin 3 is equipped with the maritime mouth 14 of third, and adjustable buoyancy cabin 3 is communicated with the
The gas outlet of one compressed air hose 15, the first compressed air hose 15 is located at maritime 14 top of mouth of third；Fixed buoyancy cabin 6 is full envelope
Close hollow cabin；Adjustable buoyancy cabin 3 and fixed buoyancy cabin 6 are annular cabin and are arranged concentrically, truss 9,3 and of adjustable buoyancy cabin
The inner passage intermediate gap that fixed buoyancy cabin 6 surrounds is combined with cylindricality and floats core 5, and cylindricality floats core 5 and is communicated with the second compressed air hose
17, the lower end that cylindricality floats core 5 is equipped with the second maritime mouth 16, and the gas outlet of the second compressed air hose 17 is located at the second maritime mouth 16
Top；The top that cylindricality floats core 5 is equipped with wind power generating set 1 by wind turbine tower 4, and wind power generating set 1 is located at floating core channel
Opening except；The open-mouth in floating core channel is equipped with locking device 2, and the cylindricality that locking device 2 is used to lock in water floats core 5
4 pedestal of wind turbine tower after floating.
It is first shut off the first maritime mouth 13, the second maritime mouth 16 and the maritime mouth 14 of third, cylindricality is floated in core 5 filled with part sea
Water, and hollow setting inside permanent ballast tank 7 and adjustable buoyancy cabin 3, on tower body can bubble through the water column horizontally, towboat is wet to be dragged to
Scene wind power generating set 1 and is not installed on tower body at this time.
Then, the first maritime mouth 13 and the maritime mouth 14 of third are opened, will be filled in permanent ballast tank 7 and adjustable buoyancy cabin 3
Water realizes that tower body voluntarily holds up righting.Pipe 10 is pumped by mortar after holding up and is pumped into the iron ore mortar ground, makes permanent ballast tank
Seawater in 7 is discharged from the first kingston valve 13 of top, and that realizes permanent ballast tank 7 suppresses fixed ballast, and tower body is integrally weighed
The heart is adjusted to centre of buoyancy hereinafter, tower body is made to be in stability.
Then, the wind turbine and blade of wind power generating set 1 are installed on 4 top of wind turbine tower on the water surface.
Then, air is squeezed into the first compressed air hose 15, since atmospheric density is less than density of sea water, compressed air is compeled
Make to be discharged in the maritime mouth of the third of seawater from below 14, so that liquid level is declined, tower body buoyancy increases；Pass through the first compressed air hose
15 reduce the liquid level in adjustable buoyancy cabin 3, and tower body buoyancy increases, and realize the upper act to wind turbine tower 4 in installation process, and move
When to Active workings, the liquid level in adjustable buoyancy cabin 3 is increased by the first compressed air hose 15, makes tower body integral sinking,
Suction pile 8 is set to be inserted into sea bed by its own gravity, soil enters in insertion process squeezes out water therein naturally in stake, final tower body
It is installed on sea bed.
Then, the second maritime mouth 16 is opened, the second compressed air hose 17 squeezes into air, sea is discharged by the second maritime mouth 16
Water, cylindricality are floated 5 buoyancy of core and are increased, and cylindricality is floated core 5 and floated from the inner passage that adjustable buoyancy cabin 3 and fixed buoyancy cabin 6 surround
To suitable position, locking device 2 locks the cylindricality in water and floats 4 pedestal of wind turbine tower after core 5 floats, the floating of final the present embodiment
Wind tower installation forming.
The tower body of the present embodiment, by haul to scene, is not required to jacket launching barge auxiliary, fortune by the way of wet drag
It is defeated, easy for installation, safe；Also it is not required to large-scale floating crane cooperation installation, adjustable buoyancy cabin 3 can realize tower body auto-strengthening.It is adjustable floating
Position of the power cabin 3 on tower body is selecting an equalization point by calculating structure determination between wave force, righting moment, allows wind
Pylon movement is minimum, and on higher tower body, and adjustable buoyancy cabin 3 makes tower body also have larger recuperability, more stable；Cause
The floating wind tower of this present embodiment relies on the recovery rigidity itself provided, keeps larger recuperability, from without being arranged
The anchoring system of complexity, anchoring suction pile, tension equipment, therefore it is also not required to requisition Large marine crane ship, installation is more convenient, ties
Structure is simplified, and Construction of Wind Power cost is reduced.
Specifically, circumferential direction is evenly equipped with multiple wing plates 11 on the peripheral surface of suction pile 8.The suction pile 8 of the present embodiment is located at solid
Determine 7 lower section of ballast tank.Wing plate 11 is far from tower body central axis, because its arm of force is longer, under 11 surface pressing the same terms of wing plate
Bigger can be generated supports anti-rotational torque, is inserted into after sea bed to the resistivity of top spin load with increasing suction pile 8.It inhales
8 diameter height ratio of power stake determines that top is slightly above mud line, to ensure that bottom structure is not in tower body oscillating motion by calculating
It is touched with sea bed.Suction pile 8 is connected by linkage section and permanent ballast tank 7.
Further, suction pile 8 is communicated with evacuation/drainpipe 12.When installation, if tower body dead weight is insufficient to allow suction pile
8 are inserted into soil, then evacuate the water in suction pile 8 by evacuation/drainpipe 12 with pump, increase pitching pile dynamics by negative pressure in stake,
Installation is more convenient.When buoyant tower needs displacement, into evacuation/drainpipe 12, water filling is pressurizeed, while the discharge of adjustable buoyancy cabin 3 pressure
It carries and increases buoyancy, you can extract suction pile 8 together with buoyant tower, displacement is simpler.
Further, the first compressed air hose 15, the second compressed air hose 17, mortar are pumped into pipe 10 and evacuation/drainpipe
12 import is respectively positioned on the top in fixed buoyancy cabin 6；It is conveniently operated.
It should be appreciated that specific embodiment described above is only used for explaining the utility model, it is not used to limit this reality
With novel.By the utility model the obvious changes or variations extended out of spirit still in the utility model protection
Among range.
Claims (4)
1. a kind of floating wind tower being easily installed, it is characterised in that：Including the suction pile being fixedly connected sequentially from the bottom to top
(8), permanent ballast tank (7), truss (9), adjustable buoyancy cabin (3) and fixed buoyancy cabin (6), the suction pile (8) are upper end seal
It closes, the tubular structure of lower end opening；The permanent ballast tank (7) is communicated with mortar and is pumped into pipe (10), the permanent ballast tank (7)
Top be equipped with the first maritime mouth (13)；The bottom of the adjustable buoyancy cabin (3) is equipped with the maritime mouth of third (14), described adjustable floating
Power cabin (3) is communicated with the first compressed air hose (15), and the gas outlet of first compressed air hose (15) is located at the maritime mouth of third
(14) top；The fixed buoyancy cabin (6) is totally-enclosed hollow cabin；The adjustable buoyancy cabin (3) and fixed buoyancy cabin (6) are equal
It for annular cabin and is arranged concentrically, in the inner passage that the truss (9), adjustable buoyancy cabin (3) and fixed buoyancy cabin (6) surround
Clearance fit has cylindricality to float core (5), and the cylindricality floats core (5) and is communicated with the second compressed air hose (17), and the cylindricality floats core (5)
Lower end be equipped with the second maritime mouth (16), the gas outlet of second compressed air hose (17) is located at the upper of the second maritime mouth (16)
Side；The top that the cylindricality floats core (5) is equipped with wind power generating set (1), the wind power generating set by wind turbine tower (4)
(1) it is located at except the opening in floating core channel；The open-mouth in the floating core channel is equipped with locking device (2), the locking device
(2) it is used to lock the cylindricality in water and floats wind turbine tower (4) pedestal after core (5) floats.
2. a kind of floating wind tower being easily installed according to claim 1, it is characterised in that：The suction pile (8)
Circumferential direction is evenly equipped with multiple wing plates (11) on peripheral surface.
3. a kind of floating wind tower being easily installed according to claim 2, it is characterised in that：The suction pile (8) is even
It is connected with evacuation/drainpipe (12).
4. a kind of floating wind tower being easily installed according to any one of claim 1-3, it is characterised in that：Described
One compressed air hose (15), the second compressed air hose (17), mortar are pumped into the equal position of import of pipe (10) and evacuation/drainpipe (12)
Top in fixed buoyancy cabin (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721600944.8U CN208085959U (en) | 2017-11-24 | 2017-11-24 | A kind of floating wind tower being easily installed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721600944.8U CN208085959U (en) | 2017-11-24 | 2017-11-24 | A kind of floating wind tower being easily installed |
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| Publication Number | Publication Date |
|---|---|
| CN208085959U true CN208085959U (en) | 2018-11-13 |
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ID=64067676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201721600944.8U Active CN208085959U (en) | 2017-11-24 | 2017-11-24 | A kind of floating wind tower being easily installed |
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| Country | Link |
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| CN (1) | CN208085959U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107792307A (en) * | 2017-11-24 | 2018-03-13 | 惠生（南通）重工有限公司 | A kind of floating wind tower being easily installed |
| CN112283043A (en) * | 2020-09-04 | 2021-01-29 | 中交第三航务工程局有限公司 | Construction method of deep open sea Spar column type platform fan |
-
2017
- 2017-11-24 CN CN201721600944.8U patent/CN208085959U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107792307A (en) * | 2017-11-24 | 2018-03-13 | 惠生（南通）重工有限公司 | A kind of floating wind tower being easily installed |
| CN107792307B (en) * | 2017-11-24 | 2023-08-22 | 惠生（南通）重工有限公司 | Floating wind power tower convenient to installation |
| CN112283043A (en) * | 2020-09-04 | 2021-01-29 | 中交第三航务工程局有限公司 | Construction method of deep open sea Spar column type platform fan |
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Effective date of registration: 20190617 Address after: Room 416, 417 and 501, Building A, 699 Zhongke Road, China (Shanghai) Free Trade Pilot Area, Pudong New Area, Shanghai, 200120 Patentee after: Shanghai Wison Offshore Engineering Co. Ltd Address before: 226009 Jianghai Road 189, Nantong Economic and Technological Development Zone, Nantong City, Jiangsu Province Patentee before: Wison (Nantong) Heavy Industry Co., Ltd., |